Home / 42,289.80-58,362.96-23,428.20

Finding the Fourth Proportional to 42,289.80, 58,362.96 and 23,428.20

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Solution

The fourth proportional to 42,289.80, 58,362.96 and 23,428.20 is: 32,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,289.80 : 58,362.96 = 23,428.20 : x
  2. Step 2: Convert to fraction form
    42,289.80/58,362.96 = 23,428.20/x
  3. Step 3: Cross multiply
    42,289.80x = 58,362.96 × 23,428.20
  4. Step 4: Simplify right side
    42,289.80x = 1,367,339,099.47
  5. Step 5: Solve for x
    x = 1,367,339,099.47/42,289.80
  6. Step 6: Final answer
    x = 32,332.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.